US PATENT SUBCLASS 508 / 453
.~.~ An aldehyde or azomethine is reacted with the -C(=O)O- compound

Current as of: June, 1999
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508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
452  DF  .~ Compound of indeterminate structure, prepared by reacting an organic -C(=O)O- compound of known structure {6}
453.~.~ An aldehyde or azomethine is reacted with the -C(=O)O- compound

DEFINITION

Classification: 508/453

An aldehyde or azomethine is reacted with the -C(=O)O-compound:

(under subclass 452) Compositions wherein the -C(=O)O- compound is reacted with an aldehyde or with an azomethine.

(1) Note. An azomethine is a compound of the type: [figure]